Xen says new patch is ‘simple and crude’ and warns against using it

The Xen project has revealed a new bug, XSA-180, but warns its patch for the problem is itself problematic.

The bug means that “When the libxl toolstack launches qemu for HVM guests, it pipes the output of stderr to a file in /var/log/xen.”

via Xen says new patch is ‘simple and crude’ and warns against using it • The Register